package dao;

import po.Course;

import java.util.List;

public interface CourseDao {
    public  boolean insert(Course course);
    public  boolean  delete (Course course);
    public List<Course> queryAllCourse(Integer collegeId,Integer gradeId);
    public  Course queryOne(Integer id);
    public  String getBeginTime(Integer cid);
    public  boolean update(Course course);
}
